Analysis of Key Technologies in Railway Virtual Private Network

@inproceedings{Ying2001AnalysisOK,
  title={Analysis of Key Technologies in Railway Virtual Private Network},
  author={Liu Ying},
  year={2001}
}
On the basis of analyzing the need of Railway enterprise for VPN technology in the process of its informationalizing and market competation, the paper presents several VPN technologies , analyzes their advantages and their applications. Meanwhile, particular for QoS fo special information are analyzed, and the challenge in deploying VPN technologies is presented.